Matthew Dorsey

What Is a Mid-Ocean Ridge? A Simple Definition

Is the Mantle Thicker or Thinner Than the Crust?

What Is the Difference Between Magma and Lava?

Where Does Earth’s Freshwater Come From?

What Did the Continents Look Like During the Dinosaurs?

How Can Rocks Help Us Learn What Earth Was Like a Long Time Ago?

Are Caves Cold? Why They Stay at a Constant Temperature

Can You See the Chicxulub Crater?

What Information Does the Geologic Time Scale Provide?

How Long Would It Take to Die in Lava?

What Color Is the Mantle? A Look at Its Composition

What Have Scientists Found in Antarctica?

What Is the Longest Geologic Time Period?

What Came After Pangea? The Continents That Formed

What Can Scientists Find Out Using Rocks and Rock Layers?

What Are Earth’s Systems and How Do They Interact?

What Was Earth Like Before Dinosaurs?

How Old Is the Oldest Dated Algae on Earth?

How Earths Energy Powers Our Planet

When Did the Snowball Earth Events Occur?